vusakhoza/velocity-pay-springboot
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changing to banker's rounding

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Vusumuzi Khoza
2025-12-02 23:33:33 +02:00
parent 2baa636df6
commit 7259064aa4
3 changed files with 7 additions and 7 deletions
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6
src/main/java/zw/qantra/tm/domain/workflows/handlers/CalculateChargesHandler.java
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@@ -98,14 +98,14 @@ public class CalculateChargesHandler implements HandlerInterface {
chargeAmount = charge.getFlat(); chargeAmount = charge.getFlat();
}else { }else {
BigDecimal fraction = charge.getPercentageRate().divide( BigDecimal fraction = charge.getPercentageRate().divide(
new BigDecimal(100), 4, RoundingMode.CEILING); new BigDecimal(100), 4, RoundingMode.HALF_EVEN);
chargeAmount = amountToCharge.multiply(fraction) chargeAmount = amountToCharge.multiply(fraction)
.setScale(2, RoundingMode.CEILING); .setScale(2, RoundingMode.HALF_EVEN);
// if it's a composite charge then add the flat component as well // if it's a composite charge then add the flat component as well
if(charge.isComposite()) { if(charge.isComposite()) {
chargeAmount = chargeAmount.add(charge.getFlat()) chargeAmount = chargeAmount.add(charge.getFlat())
.setScale(2, RoundingMode.CEILING); .setScale(2, RoundingMode.HALF_EVEN);
} }
} }

4
src/main/java/zw/qantra/tm/domain/workflows/handlers/erp/PurchaseInvoiceHandler.java
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@@ -119,9 +119,9 @@ public class PurchaseInvoiceHandler implements HandlerInterface {
Provider provider = providerService.getProviderRepository() Provider provider = providerService.getProviderRepository()
.findByClientId(transaction.getBillClientId()); .findByClientId(transaction.getBillClientId());
BigDecimal commissionPercentage = BigDecimal.valueOf(provider.getPercentageCommission()) BigDecimal commissionPercentage = BigDecimal.valueOf(provider.getPercentageCommission())
.divide(BigDecimal.valueOf(100), 2, RoundingMode.CEILING); .divide(BigDecimal.valueOf(100), 2, RoundingMode.HALF_EVEN);
BigDecimal commission = transaction.getAmount().multiply(commissionPercentage) BigDecimal commission = transaction.getAmount().multiply(commissionPercentage)
.setScale(2, RoundingMode.CEILING); .setScale(2, RoundingMode.HALF_EVEN);
BigDecimal amount = transaction.getAmount().subtract(commission); BigDecimal amount = transaction.getAmount().subtract(commission);
PurchaseTaxDto purchaseTaxDto = PurchaseTaxDto.builder() PurchaseTaxDto purchaseTaxDto = PurchaseTaxDto.builder()

4
src/main/java/zw/qantra/tm/domain/workflows/handlers/erp/PurchasePaymentEntryHandler.java
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@@ -110,9 +110,9 @@ public class PurchasePaymentEntryHandler implements HandlerInterface {
Provider provider = providerService.getProviderRepository() Provider provider = providerService.getProviderRepository()
.findByClientId(transaction.getBillClientId()); .findByClientId(transaction.getBillClientId());
BigDecimal commissionPercentage = BigDecimal.valueOf(provider.getPercentageCommission()) BigDecimal commissionPercentage = BigDecimal.valueOf(provider.getPercentageCommission())
.divide(BigDecimal.valueOf(100), 2, RoundingMode.CEILING); .divide(BigDecimal.valueOf(100), 2, RoundingMode.HALF_EVEN);
BigDecimal commission = transaction.getAmount().multiply(commissionPercentage) BigDecimal commission = transaction.getAmount().multiply(commissionPercentage)
.setScale(2, RoundingMode.CEILING); .setScale(2, RoundingMode.HALF_EVEN);
BigDecimal amount = transaction.getAmount().subtract(commission); BigDecimal amount = transaction.getAmount().subtract(commission);
PaymentReferenceDto paymentReferenceDto = PaymentReferenceDto.builder() PaymentReferenceDto paymentReferenceDto = PaymentReferenceDto.builder()